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(1R,5S)-6-(1-Benzyloxycarbonyl-2-methyl-propenyl)-7-oxo-2-phenylacetyl-4-oxa-2,6-diaza-bicyclo[3.2.0]heptane-3-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

65347-13-9

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65347-13-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 65347-13-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,3,4 and 7 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 65347-13:
(7*6)+(6*5)+(5*3)+(4*4)+(3*7)+(2*1)+(1*3)=129
129 % 10 = 9
So 65347-13-9 is a valid CAS Registry Number.

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